TRX 2.5R Racing Engine, Pull-Start

This is the Traxxas 2.5R Racing Engine with IPS (Integrated Pilot Shaft) and Pull-Start. For use in all Traxxas vehicles that use the TRX 2.5 engine.

** This engine is a .15 engine. The 2.5 refers to a measurement of Cubic ** Centimeter displacement compared to Cubic Inch displacement (.15). 60% More Power that the TRX Pro .15 engine! Loaded with advanced features such and the free-flowing rear exhaust, the unique composite slide carb, and innovative porting only found on the most exotic racing engines.

Slide carburetor provides less restrictive, straight through airflow for more power and better throttle response.

PowerTune head is machined from aluminum which promotes even heat distrubution for stable engine temperatures and rock-solid tuning.

New sleeve for improved engine efficiency and better power.

Molded head protector prevents damage to the head and secures the glow plug wire.

Ultra-low restriction air filter provides superior air flow and filtration for more power and a long engine life.

Offset wrist pin further reduces piston slide loading for more even cylinder wear and longer engine life.

Displacement: 0.15 cu in (2.49cc)

Crankshaft Thread: 5mm (.197")

On-Center Mounting Holes, Front to Rear: 11mm (.433")

On-Center Mounting Holes, Side to Side: 31.4mm (1.24")

Back of engine (recoil) to front of drive washer: 73.2mm (2.88")

Height: 97.3mm (3.83")

Exhaust Port Diameter: inner - 9.9mm (.392")

(1) 2.5 (0.15cu in) Engine with Pull Starter w/flywheel nut

(1) 90 degree air filter (includes base for upright mounting)

(1) Pre-installed glow plug

(1) Bottle of air filter oil

Owners manual/instruction booklet

Muffler (exhaust system) depending on vehicle

Starting equipment

Traxxas 10-20% "Top Fuel" nitro fuel.

This product may only be shipped within the United States. International orders will be cancelled and refunded.

Brand: Traxxas

MPN: 5207R

Added: 2017

Status: Stock

Discount Eligibility: Discount Ineligible

SKU: TRA5207R

UPC: 020334520784

Location: S04-01-03